Zobrazeno 1 - 10
of 22 655
pro vyhledávání: '"Up-Conversion"'
Autor:
Agata Szczeszak, Justyna Czajka
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-10 (2024)
Abstract New luminescent nanoparticles with adjustable emission properties were synthesized via a hydrothermal method to investigate the effect of Ce3+ concentration on the tuneable emission properties of Yb3+/Ho3+ co-doped gadolinium borates. The sy
Externí odkaz:
https://doaj.org/article/9d90f808545b4e8eb142eb8711fa2fc7
Autor:
Nia Oetiker, Juan José León, Mark Swihart, Kaiwen Chen, Blaine A. Pfeifer, Avisek Dutta, Artem Pliss, Andrey N. Kuzmin, José Manuel Pérez-Donoso, Paras N. Prasad
Publikováno v:
Journal of Nanobiotechnology, Vol 22, Iss 1, Pp 1-13 (2024)
Abstract Both lanthanide-containing and fluorine-containing nanomaterials present challenging targets for microbial biosynthesis because these elements are toxic to most bacteria. Here, we overcome these challenges by using an Antarctic Shewanella ba
Externí odkaz:
https://doaj.org/article/9e177aaae6c74ad39e38b676be1a8157
Publikováno v:
Guoji Yanke Zazhi, Vol 25, Iss 1, Pp 24-30 (2025)
AIM: To prepare a novel functionalized upconversion nanomaterial UCNPs-PEG-Tf through an improved method and observe its specific imaging phenomenon to choroidal melanoma cells(OCM-1).METHODS: NaYF4:Yb/Er(Up-conversion nanoparticles, UCNPs)was Prepar
Externí odkaz:
https://doaj.org/article/188b8fdafebc481ca30d05d5ac96f5f0
Publikováno v:
Open Ceramics, Vol 20, Iss , Pp 100713- (2024)
Glasses of compositions 40SiO2-25Al2O3-18Li2O-7LiF-(10-x-y)YF3-xErF3-yYbF3 (mol.%, x = 0.1, 0.5; y = 0, 0.4, 2, 4) were prepared by melt-quenching technique and milled into powders. Glass powder pellets were treated by hot pressing at defined tempera
Externí odkaz:
https://doaj.org/article/bb476be296b44255bb0cfe252ca73618
Publikováno v:
Food Chemistry: X, Vol 24, Iss , Pp 101911- (2024)
In this study, a fluorescence detection method combining aptamer-modified up-conversion nanoparticles (UCNPs) and magnetic nanoparticles (MNPs) was developed for detection of Clenbuterol (CLB). The aptamer-modified magnetic NPs captured CLB, which re
Externí odkaz:
https://doaj.org/article/b3ec4e7063574547a2b9b5def8a131a8
Autor:
Wanqing Cai, Wansi Li, Xiaoge Song, Xiujie Zheng, Hao Guo, Chengwei Lin, Dezhi Yang, Dongge Ma, Maggie Ng, Man‐Chung Tang
Publikováno v:
Advanced Science, Vol 11, Iss 43, Pp n/a-n/a (2024)
Abstract The realization of highly operationally stable blue organic light‐emitting diodes (OLEDs) is a challenge in both academia and industry. This paper describes the development of anthracene–dibenzofuran host materials, 2‐(10‐(naphthalen
Externí odkaz:
https://doaj.org/article/b009d7ad71fa452e83003ae7a2534bbb
Publikováno v:
Journal of Nanobiotechnology, Vol 22, Iss 1, Pp 1-10 (2024)
Abstract The human cannot detect light with a wavelength exceeding 700 nm, primarily due to limitations in the physiological structure of the human eye. However, in certain specific scenarios, the ability to detect near-infrared (NIR) light proves to
Externí odkaz:
https://doaj.org/article/fe6d3af0957546f1b3d8de0a0f60a9b4
Autor:
Victor Mshi IGBA, Marco Antonio GARCIA LOBATO, Carlos Eduardo RODRIGUEZ GARCIA, Alejandro GARZA SANTIBÁÑEZ, Jorge OLIVA UC, Ernesto HERNÁNDEZ-HERNÁNDEZ, Efrain VIESCA-VILLANUEVA
Publikováno v:
Medžiagotyra, Vol 30, Iss 2, Pp 162-169 (2024)
CaLaAlO4/LaAlO3: 0.5%Tm3+, xYb3+ upconversion phosphors were prepared via the combustion method. The Tm3+ dopant concentration was constant (Tm=0.5mol%), while the concentration of Yb3+ co-dopant was varied (Yb = 1 – 10 mol%). The X-ray diffraction
Externí odkaz:
https://doaj.org/article/7b64fad862f14e88b2f21f2f050c6674
Publikováno v:
Opto-Electronic Science, Vol 3, Iss 4, Pp 1-11 (2024)
Quantum dot-based up-conversion photodetector, in which an infrared photodiode (PD) and a quantum dot light-emitting diode (QLED) are back-to-back connected, is a promising candidate for low-cost infrared imaging. However, the huge efficiency losses
Externí odkaz:
https://doaj.org/article/53632ebde23d48edae6da394189b3d01
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